PAC1941T-1ESLASH4MX. datasheet(6/96 Pages) MICROCHIP

6 / 96 page

PAC194X

DS20006543A-page 6

 2021 Microchip Technology Inc.

DC ELECTRICAL CHARACTERISTICS

Electrical Characteristics: Unless otherwise specified, TA = -40°C to +125°C,

VDD = 2.7V to 5.5V, VBUS = 0V to 9V; VSENSE = (SENSE+ – SENSE-) = 0V;

Typical values are at TA = +25°C, VDD = 3.3V

Parameters

Sym.

Min.

Typ.

Max.

Units

Conditions

Power Supply

VDD Range

VDD

2.7

—

5.5

VDD Active Current

IDD

—

395

495

µA

1024 SPS, 4 channels enabled

—

395

440

1024 SPS, 4 channels enabled

TA = 0°C to +85°C

—

8 SPS, 4 channels enabled

TA = 0°C to +85°C

VDD Sleep Current

IDD_SLEEP

—5

—

µA

VDD Power-Down

Current

IDD_PWRDN

0—

µA

Minimum VDD Rise

Rate

VDD_RISE_MIN

—

0.05

—

V/ms 0V to 5V in 100 ms

Maximum VDD Rise

Rate

VDD_RISE_MAX

—

1000

—

V/ms 0V to 5V in 5 µs

POR Level

VPOR

—1.35

—

Analog Input Characteristics

Bus Voltage Range

VBUS

-0.2V

—

Common-mode voltage on

SENSE pins, referenced to

ground

VSENSE Differential

Input Voltage Range

VSENSE_DIF

-100

—

100

SENSE+, SENSE- Pin

Input Current

ISENSE+, ISENSE-

-6

0.6

µA

VSENSE+ = VSENSE- = Full scale

All states include leakage current

and average value of the capaci-

tively coupled switching current.

-1

0.4

VSENSE+ = 6V, VSENSE- = 5.9V

All states include leakage current

and average value of the capaci-

tively coupled switching current.

VBUS, VSENSE Input

Trace Resistance

(allowable trace

resistance without

measurement error)

RTRACE

—1

—



Measurement Accuracy

VSENSE ADC Data

Resolution

VSENSE_RES

——

Bits

VSENSE LSB Step

Size

VSENSE_LSB

—1.50

—

µV

FSR = 100 mV

—

3.05

—

FSR = ±100 mV

VBUS LSB Step Size

VBUS_LSB

—

137

—

µV

FSR = 9V, 16-bit resolution

—

274

—

FSR = ±9V, 16-bit resolution

VBUS ADC Data

Resolution

VBUS_RES

—

Bits

14 bits are used for power

calculations, 16 bits are reported

when the VBUS measurement

result is read

VSENSE Gain

Accuracy

VSENSE_ GAIN_ERR

—±0.1

±0.3

±0.5

At +25°C

typical, -40°C to +125°C

PAC1941T-1E/4MX. Datasheet(PDF) 6 Page - Microchip Technology

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